<?php
    if(count($this->data) > 0) :
        foreach($this->data as $value) :
            if(!empty($this->seller_id) && ($this->seller_id == $value['ID'])) :
?>
            <option selected="selected" value="<?php echo $value['ID'] ?>"><?php echo $value['Name'].' - '.$value['Email']; ?></option>
            <?php else : ?>
            <option value="<?php echo $value['ID'] ?>"><?php echo $value['Name'].' - '.$value['Email']; ?></option>
<?php
            endif;
        endforeach;
    endif;
?>